Uji SPF dengan Spektrofotometer UV-Vis

For those who require antioxidant activity analysis services using the DPPH, total phenolic, and total flavonoid methods, please contact us on WhatsApp at 08984281068 (Admin - Siska). For other discussions about laboratory experiments and research, please see the following playlist:    • Aktivitas Laboratorium   SPF Determination Excel File: https://docs.google.com/spreadsheets/... Reference Source: https://share.google/PEgJ7NXFAu283b3M0